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-rw-r--r--arch/loongarch/kernel/time.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/loongarch/kernel/time.c b/arch/loongarch/kernel/time.c
index a07d7eff4dc5..e2d3bfeb6366 100644
--- a/arch/loongarch/kernel/time.c
+++ b/arch/loongarch/kernel/time.c
@@ -132,7 +132,7 @@ int constant_clockevent_init(void)
#else
unsigned long min_delta = 1000;
#endif
- unsigned long max_delta = (1UL << 48) - 1;
+ unsigned long max_delta = GENMASK_ULL(boot_cpu_data.timerbits, 0);
struct clock_event_device *cd;
static int irq = 0, timer_irq_installed = 0;